At CLARICHEM LAB we provide services that touch the life of millions of peoples. We are involved in testing and internal certification services in Bangladesh. Our services enable customers to operate in a more sustainable manner by improving quality & productivity, reducing risk, verifying compliance’s and increasing speed to the market. From the row cotton to garments/apparels/home textiles, we provide solutions that really make a difference. Through our passion, integrity, entrepreneurship and innovation; we offer unequaled services that can turn dream into reality.
OUR OFFERED SERVICES
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Color Fastness to Light
Principle : This test measures the resistance to fading of dyed textiles when exposed to day light. The tested specimen is exposed for a certain time (12h,20h,36h,72h ) etc or as customer demand.
Test Method: ISO 105 BO2
Apparatus:
1. Xenon Lamp
2. Test Cabinet
3. Standard blue wool reference.
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Color Fastness to Washing
Principle : Fastness to washing is one of the important dyeing properties to the consumers.Washing condition vary from one country to another. To evaluate repeated washing,accelerated test method are used.
Test Method: ISO 105 CO6 C2S/A2S
Apparatus:
1. Thermostatically controlled water bath
2. Stainless steel ball
3. Multi-Fiber Fabric
4. Dryer
5. Grey Scale
6. Light Box
Reagents:
1. ECE Detergent
2. Sodium Perborate tetrahydrate
3. Sodium hypochlorite
4. Distilled water
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Color Fastness to Rubbing
Principle : This test is designed to determine the degree of color which may be transferred from the surface of a colored textile to a specific crock meter test cloth for rubbing (dry&wet).
Test Method: ISO 105 X12:1993
Apparatus:
1. Crock meter
2. Cotton Rubbing Cloth
3. Grey Scale
4. Stopwatch
5. Light Box
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Color Fastness to Perspiration
Principle :The garments which come into contact with the body where perspiration is heavy may suffer serious local discoloration.This test is intended to determine the resistance of color of dyed textiles to the action of acid and alkali perspiration.
Test Method : ISO 105 E04
Apparatus:
1. Perspiration Tester
2. Oven
3. Multi-Fibre Fabric
4. Glass or acrylic plate
5. Acid and alkhaline solution
6. Grey Scale
7. Light Box
Reagents:
1. L-Histidine mono-hydrochloride
2. Sodium chloride
3. Disodium hydrogen orthophosphate dihydrate
4. Distilled water
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Color Fastness to Water
Principle : This test is intended to determine the resistance of color of dyed textiles to water,multi fiber fabric is attached to the test specimen and immersed into water,drained and placed between two plates under a specific pressure and time in a testing device.
Test Method : ISO 105 E01
Apparatus:
1. Perspirometer
2. Oven
3. Multi-Fibre Fabric
4. Weight piece-12.5 kPa
5. Acrylic resin plates
5. Glass beaker
6. Stiring rod
7. Grey Scale
8. Light Box
Reagents:
1. Distilled water
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 Dimensional Stability to Wash
Principle : Due to manufacturing operation the dimensional stability of fabric falls sometimes.It can’t keeps its original shape, may increase or decrease. Shrinkage is the term to express these changes as percentage.
Test Method: ISO 6330
Apparatus:
1. Electrolux Washcator
2. Tumple Dryer
3. loading ballast fabric
4. Marking & measuring equipment
5. Stainless steel ruler
6. Conditioning cabinet.
7. Dryer
Reagents:
1. Reference Standard Detergent
2. Sodium Perborate tetrahydrate